JP2622970B2 - 欠陥探知方法および装置 - Google Patents

欠陥探知方法および装置

Info

Publication number
JP2622970B2
JP2622970B2 JP62163873A JP16387387A JP2622970B2 JP 2622970 B2 JP2622970 B2 JP 2622970B2 JP 62163873 A JP62163873 A JP 62163873A JP 16387387 A JP16387387 A JP 16387387A JP 2622970 B2 JP2622970 B2 JP 2622970B2
Authority
JP
Japan
Prior art keywords
signal
converter
specimen
received
time
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP62163873A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6327749A (ja
Inventor
フライドヘルム・シュラウネ
Original Assignee
マンネスマン・アクチエンゲゼルシャフト
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by マンネスマン・アクチエンゲゼルシャフト filed Critical マンネスマン・アクチエンゲゼルシャフト
Publication of JPS6327749A publication Critical patent/JPS6327749A/ja
Application granted granted Critical
Publication of JP2622970B2 publication Critical patent/JP2622970B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4454—Signal recognition, e.g. specific values or portions, signal events, signatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/341—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics
    • G01N29/343—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics pulse waves, e.g. particular sequence of pulses, bursts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/48—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by amplitude comparison
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/011—Velocity or travel time
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/048—Transmission, i.e. analysed material between transmitter and receiver
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/262—Linear objects
    • G01N2291/2626—Wires, bars, rods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/263—Surfaces
    • G01N2291/2634—Surfaces cylindrical from outside
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/263—Surfaces
    • G01N2291/2636—Surfaces cylindrical from inside

Landscapes

  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Eye Examination Apparatus (AREA)
JP62163873A 1986-07-03 1987-06-30 欠陥探知方法および装置 Expired - Lifetime JP2622970B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863622500 DE3622500A1 (de) 1986-07-03 1986-07-03 Verfahren und vorrichtung zur erfassung von ungaenzen an zylindrischen rohren und stangen
DE3622500.2 1986-07-03

Publications (2)

Publication Number Publication Date
JPS6327749A JPS6327749A (ja) 1988-02-05
JP2622970B2 true JP2622970B2 (ja) 1997-06-25

Family

ID=6304397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62163873A Expired - Lifetime JP2622970B2 (ja) 1986-07-03 1987-06-30 欠陥探知方法および装置

Country Status (10)

Country Link
US (1) US4817431A (de)
JP (1) JP2622970B2 (de)
KR (1) KR880002014A (de)
CN (1) CN1012848B (de)
AR (1) AR241824A1 (de)
DE (1) DE3622500A1 (de)
FR (1) FR2601140B1 (de)
GB (1) GB2192283B (de)
IT (1) IT1204513B (de)
MX (1) MX168706B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008128965A (ja) * 2006-11-24 2008-06-05 Japan Probe Kk 空中超音波探傷システム

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0378287B1 (de) * 1989-01-13 1996-06-19 MANNESMANN Aktiengesellschaft Verfahren zur Erfassung von Ungänzen an langgestreckten Werkstücken
DE3943226C2 (de) * 1989-01-13 1995-01-05 Mannesmann Ag Verfahren und Vorrichtung zur Erfassung von Ungänzen an langgestreckten Werkstücken
DE4008300A1 (de) * 1990-03-15 1991-09-26 Benteler Werke Ag Verfahren und vorrichtung zur kontinuierlichen zerstoerungsfreien untersuchung von stangenfoermigen prueflingen
DE4328712A1 (de) * 1993-08-26 1995-03-02 Foerster Inst Dr Friedrich Verfahren und Einrichtung zum Prüfen von langgestreckten Gegenständen ggf. mit von der Kreisform abweichendem Querschnitt
JPH07114558A (ja) * 1993-10-19 1995-05-02 Fujitsu Ltd 漢字変換訂正処理方式
US6014899A (en) * 1997-09-16 2000-01-18 Chrysler Corporation Method and apparatus for measuring vibration damping of brake parts
US6314813B1 (en) 2000-03-06 2001-11-13 Daimlerchrysler Corporation Method and apparatus for measuring vibration damping
US6257063B1 (en) 2000-05-24 2001-07-10 Daimlerchrysler Corporation Method for measuring vibration damping
DE10220946A1 (de) 2002-04-29 2003-12-04 Mannesmann Roehren Werke Ag Verfahren zur Erfassung von Ungänzen an langgestreckten Werkstücken mittels Ultraschall
CN102323336A (zh) * 2011-06-08 2012-01-18 沈阳飞机工业（集团）有限公司 棒材超声波检测时缺陷反射回波的识别方法
RU2662849C2 (ru) * 2015-07-14 2018-07-31 Игорь Витальевич Семыкин Способ обнаружения дефектов в объектах

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2605405A1 (de) 1976-02-09 1977-08-11 Mannesmann Ag Verfahren zur us-pruefung von rohren

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3930404A (en) * 1973-06-21 1976-01-06 Exxon Nuclear Company Inc. Inside diameter, outside diameter and wall tube gage
DE2512505B2 (de) * 1975-03-21 1978-06-22 Krautkraemer, Gmbh, 5000 Koeln Verfahren zur Funktionsüberwachung bei der Ultraschallprüfung von Rohren und Stangen
JPS5698650A (en) * 1980-01-11 1981-08-08 Hitachi Ltd Ultrasonic-signal processing device
JPS5745681A (en) * 1980-08-31 1982-03-15 Pentel Kk Manuscript recognition method
JPS5841347A (ja) * 1981-09-04 1983-03-10 Hitachi Ltd 溶接部検出装置
US4651568A (en) * 1984-08-30 1987-03-24 Kirin Beer Kabushiki Kaisha Glass bottle inspection

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2605405A1 (de) 1976-02-09 1977-08-11 Mannesmann Ag Verfahren zur us-pruefung von rohren

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008128965A (ja) * 2006-11-24 2008-06-05 Japan Probe Kk 空中超音波探傷システム

Also Published As

Publication number Publication date
GB2192283A (en) 1988-01-06
IT1204513B (it) 1989-03-03
FR2601140B1 (fr) 1990-07-27
CN1012848B (zh) 1991-06-12
KR880002014A (ko) 1988-04-28
US4817431A (en) 1989-04-04
IT8720067A0 (it) 1987-04-10
DE3622500A1 (de) 1988-01-07
MX168706B (es) 1993-06-04
JPS6327749A (ja) 1988-02-05
DE3622500C2 (de) 1991-03-21
FR2601140A1 (fr) 1988-01-08
GB8715325D0 (en) 1987-08-05
GB2192283B (en) 1990-02-14
AR241824A1 (es) 1992-12-30
CN87104550A (zh) 1988-02-10

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